.baocun {
  margin-top: 25rpx;
  display: block;
  width: 80%;
  height: 60 rpx;
  line-height: 60 rpx;
  text-align: center;
  background: #ffe200;
  color: #333;
  font-size: 30 rpx;
  border-radius: 40 rpx;
}

.content {
  margin-top: 25rpx;
  width: 100%;
}

.canvas-img {
  display: block;
  margin: auto;
}
